.scroll-silder {
  position: fixed;
  bottom: 100px;
  left: 50%;
  margin-left: -666px;
  width: 56px;
  border-top: 3px solid #1a60df;
  border-bottom: 3px solid #ff4739;
  font-size: 14px;
  background: rgba(255, 255, 255, 0.8);
}
.scroll-silder li {
  cursor: pointer;
  border-top: 1px dashed #c9caca;
  height: 35px;
  line-height: 35px;
  text-align: center;
}
.scroll-silder li.no-border {
  border: none;
}
.scroll-silder li.cur {
  color: #ff4739;
}
